What does the battery terminal end do? The battery terminal ends are what is connected directly to the battery and provides the proper connection with the battery to ensure the vehicle is getting the maximum power it needs How do you know you need the battery terminal ends replaced? The vehicle has no power and will not start There is a lot of green corrosion which caused the battery end to become brittle and break The battery end doesn't tighten enough to be properly secured onto the battery terminal How is the battery terminal end replaced by a mobile mechanic? The battery cable is disconnected and the battery terminal end is removed from the cable The new battery end cable is installed onto the battery cable The battery terminals are cleaned and the cable is reattached to the battery How important is having your battery terminal end replaced? Without a proper connection to the battery the vehicle will not have enough power to start the vehicle.